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chem test

QuestionAnswer
Early chemists thought that heat was a kind of fluid
The symbol for standard enthalpy change for a reaction is ∆H
If the coefficients of a balanced equation are doubled, the enthalpy change for the reaction is doubled
The study of heat flow and heat measurement is called calorimetry
Carbon's standard state is graphite
A nutritional calorie is equal to 1000 calories
extra energy is stored in your body as fats
The prefix exo- in the word exothermic means outside
The chemist who helped build one of the first calorimeters was Lavoisier
True or False The study of sound effects in chemical processes is called thermochemistry. False
True or False All combustion reactions are classified as endothermic reactions
Created by: ska
 

 



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